Are optical brighteners harmful to the body? _Kain Industrial Additives

before understanding fluorescent whitening agents, let’s first understand fluorescence. fluorescence is a luminescent phenomenon of photoluminescence. when a substance at room temperature is irradiated by incident light of a certain wavelength (usually ultraviolet or band), the emitted light with this property is called fluorescence. many fluorescent substances will disappear immediately once the incident light stops.…